package com.frinder.base.conf;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * @ClassName SpringHelper
 * @Description spring 容器辅助类
 * @Author frinder
 * @Date 2020/2/11 10:09
 * @Verion 1.0
 */
@Component
public class SpringHelper implements ApplicationContextAware {
    private static ApplicationContext applicationContext = null;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        if (SpringHelper.applicationContext == null) {
            SpringHelper.applicationContext = applicationContext;
        }
    }

    public static Object getBean(String name) {
        return applicationContext.getBean(name);
    }

    public static <T> T getBean(Class<T> clazz) {
        return applicationContext.getBean(clazz);
    }

    public static <T> T getBean(String name, Class<T> clazz) {
        return applicationContext.getBean(name, clazz);
    }

}
